[INFO] fetching crate tracing-google-cloud 0.1.0...
[INFO] checking tracing-google-cloud-0.1.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate tracing-google-cloud 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tracing-google-cloud 0.1.0
[INFO] finished tweaking crates.io crate tracing-google-cloud 0.1.0
[INFO] tweaked toml for crates.io crate tracing-google-cloud 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-google-cloud 0.1.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-google-cloud 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487
[INFO] running `Command { std: "docker" "start" "def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking tracing-google-cloud v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Cow<'_, str>`
[INFO] [stdout]    --> src/lib.rs:649:21
[INFO] [stdout]     |
[INFO] [stdout] 649 |         self.insert(s.into(), value.into());
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 649 -         self.insert(s.into(), value.into());
[INFO] [stdout] 649 +         self.insert(s, value.into());
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 649 -         self.insert(s.into(), value.into());
[INFO] [stdout] 649 +         self.insert(<Cow<'_, str> as Into<_>>::into(s), value.into());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-google-cloud` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Cow<'_, str>`
[INFO] [stdout]    --> src/lib.rs:649:21
[INFO] [stdout]     |
[INFO] [stdout] 649 |         self.insert(s.into(), value.into());
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 649 -         self.insert(s.into(), value.into());
[INFO] [stdout] 649 +         self.insert(s, value.into());
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 649 -         self.insert(s.into(), value.into());
[INFO] [stdout] 649 +         self.insert(<Cow<'_, str> as Into<_>>::into(s), value.into());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-google-cloud` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487", kill_on_drop: false }`
[INFO] [stdout] def0645ca3c98e3d52e34bba60024f494306fda9910c5068689663c8f3355487
